<template>
  <div class="about">
    <el-container>
      <el-header>
        <myhead></myhead>
      </el-header>

      <el-container>
        <el-aside width="200px">
          <div><mymenu /></div>
        </el-aside>
        <el-container>
          <el-main>
            <!-- 组件形式，是写死的页面，不会发生改变 -->
            <!-- <Context></Context> -->

            <!-- 二级路由出口 -->
            <router-view></router-view>

          </el-main>
          <el-footer>
            <pageinfo></pageinfo>
          </el-footer>
        </el-container>
      </el-container>
    </el-container>
  </div>
</template>
<script>
//声子
import myhead from "@/components/system/myhead.vue";
import mymenu from "@/components/system/mymenu";
import Context from "@/components/system/context.vue";
import Pageinfo from "@/components/system/pageinfo.vue";
export default {
  //挂子
  components: {
    //左边冒号表示当前页面的别名，右边表示import上写的名字
    myhead,
    mymenu,
    Context,
    Pageinfo,
  },
};
</script>
<style>
.el-header, .el-footer {
    background-color: #B3C0D1;
    color: #333;
    text-align: center;
    line-height: 60px;
  }
  
  .el-aside {
    background-color: #D3DCE6;
    color: #333;
    text-align: center;
    /* line-height: 200px; */
  }
  
  .el-main {
    background-color: #E9EEF3;
    color: #333;
    text-align: center;
    line-height: 160px;
  }
  
  body > .el-container {
    margin-bottom: 40px;
  }
  
  .el-container:nth-child(5) .el-aside,
  .el-container:nth-child(6) .el-aside {
    line-height: 260px;
  }
  
  .el-container:nth-child(7) .el-aside {
    line-height: 320px;
  }
</style>
